of the hour we'll take you to nevada and wisconsin. first, back to sole dad. >>> at the end of the day, it's all going to be about the math. in order to win, you have to hit the magic number of 270 electoral votes. let's get to christine romans who is crunching the numbers. >> the rose to 270. what if it were a draw at 269? it's possible. there are four 269 scenarios. statistically, there are 120 different scenarios. four with the swing states. this is hypothetical, remember. the map is assuming that states that are actually leaning go in the direction that they're leaning right now. wisconsin, ohio, and new hampshire, new hampshire with the four electoral votes, if they go for obama and romney wins nevada, colorado, iowa, virginia, and the 29 over there in florida, then you're at a tie. worst nightmare for both parties. 269 each. now a note for iowa here, this is assuming it goes red, it goes for romney with the six electoral votes. recent polls there showing a slight lead, actually, for obama. if wisconsin and ohio vote democrat, you know, technically you could think -- you could conclud